Delta VFD9A0MS43MFSAA Variable Frequency Drive
Delta VFD9A0MS43MFSAA Variable Frequency Drive is a Delta Heavy Duty 3.7kW Drive designed for controlled motor operation in industrial automation systems. It supports 3.7 kW and 5 HP applications with a stable 460V three-phase AC input range of 380V~480V at 50/60 Hz. The drive delivers 9 A heavy duty output current and 10.5 A normal duty output current, ensuring stable torque control and consistent motor speed regulation in industrial environments. Its fan cooling system provides efficient thermal management during continuous operation, while the IP66 enclosure ensures strong protection against dust and moisture in harsh conditions. Manufactured by Delta automation, it belongs to the Delta Variable Frequency Drive range and the MS300 series inverter platform.
| Brand | Delta |
| Product Type | VFD |
| Model Number | VFD9A0MS43MFSAA |
Delta VFD9A0MS43MFSAA Variable Frequency Drive - Technical Specifications
| Specification | Value |
|---|---|
| Input Voltage / Frequency | 460V, Three-phase AC 380 V ~480 V, 50 / 60 Hz |
| Applicable Motor Output ( kW) | 3.7 kW |
| Applicable Motor Output (HP) | 5 HP |
| Heavy Duty Rated Output Current (A) | 9 A |
| Normal Duty Rated Output Current (A) | 10.5 A |
| Cooling Method | Fan cooling |
| IP Level | IP66 / NEMA 4X |
| EMC Filter | Built-in EMC Filter |
| Safe Torque Off (STO) | Integrated STO |
| Model Type | Standard Model |
| Braking Chopper | Built-in Braking Chopper |
| Output Frequency | 0.00 ~ 599.00 Hz (±0.1%) |
| Control Methods | V/F, SVC, FOC Sensorless |
| Size: W × H (mm) | 87×157 |
| Size: D (mm) | 179 |
The Delta VFD9A0MS43MFSAA is widely used in industrial automation systems where reliable 5HP motor control and stable performance are required. It is commonly applied in conveyors, pumps, compressors, HVAC systems, and various process machinery across manufacturing industries. These applications depend on smooth acceleration, consistent torque output, and precise motor speed control, which are core strengths of the MS300 series architecture.
This Delta Heavy Duty 3.7kW drive is suitable for installations where stable three-phase input supply and reliable motor operation are required under varying load conditions. The fan cooling system ensures efficient heat dissipation during continuous operation, maintaining stable performance and reducing the risk of overheating in demanding industrial cycles. This makes it suitable for medium-duty automation systems where uptime and efficiency are critical.
The IP66 enclosure rating allows operation in harsh environments where dust, humidity, or water exposure may occur. It supports flexible installation close to the machine, reducing wiring length and improving system efficiency. The Delta MS300 platform provides advanced motor protection features such as overload handling, smooth acceleration and deceleration control, and stable frequency output, ensuring safe and efficient motor operation across dynamic load conditions.
For industrial users seeking a dependable 5HP variable frequency drive, the Delta VFD9A0MS43MFSAA offers a strong combination of durability, fan cooling performance, and stable motor control. It is widely used in compact and mid-range automation systems where long-term reliability and consistent operational efficiency are essential for productivity.
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